Research Article

Region-Based Watermarking of Biometric Images: Case Study in Fingerprint Images

Figure 11

Robustness against WSQ compression. Top: DWT domain. Bottom: DFT domain. Left side graphs: Proposed technique. Right side graphs: Standard technique.
492942.fig.011a
(a)
492942.fig.011b
(b)
492942.fig.011c
(c)
492942.fig.011d
(d)